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9. Troubleshooting guide
Problem
Unit won't start or
- Incorrect starting procedures.
starts but will not
run.
- Incorrect carburetor mixture adjust-
ment setting.
- Fouled spark plug.
- Fuel fi lter plugged.
Unit starts, but engi-
- Incorrect lever position on choke.
ne has low power.
- Dirty air fi lter.
- Incorrect carburetor mixture adjust-
ment setting.
Engine hesitates.
- Incorrect carburetor mixture adjust-
ment setting.
No power under
- Incorrectly gapped spark plug.
load.
Runs erratically.
- Incorrect carburetor mixture adjust-
ment setting.
Smokes excessi-
- Incorrect fuel mixture.
vely.
Poor performance
- Blunt chain
when operated
- Loose chain
Engine dies
- Empty petrol tank
- Fuel fi lter in the wrong position in
the tank
Insuffi cient chain
- Empty oil tank for the chain
lubrication
- Oil lubrication openings moved
(the cutter rail and
chain get hot)
The reprinting or reproduction by any other means, in whole or in part, of documentation and papers
accompanying products is permitted only with the express consent of the iSC GmbH.
Subject to technical changes
Anl_GH_PC_1535_TC_SPK7.indb 32
Anl_GH_PC_1535_TC_SPK7.indb 32
GB
Probable cause
- Follow instructions in the User Ma-
nual.
- Have carburetor adjusted by an Au-
thorized Service Center.
- Clean / gap or replace plug.
- Replace fuel fi lter.
- Move to RUN position.
- Remove, clean and reinstall fi lter.
- Have carburetor adjusted by an Au-
thorized Service Center.
- Have carburetor adjusted by an Au-
thorized Service Center.
- Clean / gap or replace plug.
- Have carburetor adjusted by an Au-
thorized Service Center.
- Use properly mixed fuel (40:1 mix-
ture).
- Sharpen or replace the chain
- Tension the chain
- Fill up the petrol tank
- Completely fi ll the petrol tank or or
re-position the fuel fi lter in the petrol
tank
- Top up the oil tank for the chain
- Clean the oil lubrication hole in the
cutter bar (Fig. 2/Item A)
Clean the groove in the cutter bar
- 32 -
Corrective Action
23.07.14 10:11
23.07.14 10:11
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